#! /usr/bin/env python
# -*- coding: utf-8 -*-
# vim:fenc=utf-8
#
# Copyright © 2019 crane <crane@gosun>
#
# Distributed under terms of the MIT license.

"""

"""

# ------------------- recursive() ---------------------
def rec_more(n):
    print("enter rec [%s]" % n)

    if n > 2:
        rec_more(n-1)
        rec_more(n-2)

    print("exit  rec [%s]" % n)


# ------------------- m() ---------------------
def main():
    print("[m] enter")
    rec_more(4)
    print("[m] exit")

if __name__ == "__main__":
    main()
